initial commit

Signed-off-by: Peter Siegmund <mars3142@noreply.mars3142.dev>

libs/wxWidgets-3.3.1/include/wx/msw/slider.h

@@ -0,0 +1,151 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        wx/msw/slider.h
+// Purpose:     wxSlider class implementation using trackbar control
+// Author:      Julian Smart
+// Created:     01/02/97
+// Copyright:   (c) Julian Smart
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_SLIDER_H_
+#define _WX_SLIDER_H_
+
+class WXDLLIMPEXP_FWD_CORE wxSubwindows;
+
+// Slider
+class WXDLLIMPEXP_CORE wxSlider : public wxSliderBase
+{
+public:
+    wxSlider() { Init(); }
+
+    wxSlider(wxWindow *parent,
+             wxWindowID id,
+             int value,
+             int minValue,
+             int maxValue,
+             const wxPoint& pos = wxDefaultPosition,
+             const wxSize& size = wxDefaultSize,
+             long style = wxSL_HORIZONTAL,
+             const wxValidator& validator = wxDefaultValidator,
+             const wxString& name = wxASCII_STR(wxSliderNameStr))
+    {
+        Init();
+
+        (void)Create(parent, id, value, minValue, maxValue,
+                     pos, size, style, validator, name);
+    }
+
+    bool Create(wxWindow *parent,
+                wxWindowID id,
+                int value,
+                int minValue, int maxValue,
+                const wxPoint& pos = wxDefaultPosition,
+                const wxSize& size = wxDefaultSize,
+                long style = wxSL_HORIZONTAL,
+                const wxValidator& validator = wxDefaultValidator,
+                const wxString& name = wxASCII_STR(wxSliderNameStr));
+
+    virtual ~wxSlider();
+
+    // slider methods
+    virtual int GetValue() const override;
+    virtual void SetValue(int) override;
+
+    void SetRange(int minValue, int maxValue) override;
+
+    int GetMin() const override { return m_rangeMin; }
+    int GetMax() const override { return m_rangeMax; }
+
+    // Win32-specific slider methods
+    int GetTickFreq() const override { return m_tickFreq; }
+    void SetPageSize(int pageSize) override;
+    int GetPageSize() const override;
+    void ClearSel() override;
+    void ClearTicks() override;
+    void SetLineSize(int lineSize) override;
+    int GetLineSize() const override;
+    int GetSelEnd() const override;
+    int GetSelStart() const override;
+    void SetSelection(int minPos, int maxPos) override;
+    void SetThumbLength(int len) override;
+    int GetThumbLength() const override;
+    void SetTick(int tickPos) override;
+
+    // implementation only from now on
+    WXHWND GetStaticMin() const;
+    WXHWND GetStaticMax() const;
+    WXHWND GetEditValue() const;
+    virtual bool ContainsHWND(WXHWND hWnd) const override;
+
+    // we should let background show through the slider (and its labels)
+    virtual bool HasTransparentBackground() override { return true; }
+
+    // returns true if the platform should explicitly apply a theme border
+    virtual bool CanApplyThemeBorder() const override { return false; }
+
+    void Command(wxCommandEvent& event) override;
+    virtual bool MSWOnScroll(int orientation, WXWORD wParam,
+                             WXWORD pos, WXHWND control) override;
+
+    virtual bool Show(bool show = true) override;
+    virtual bool Enable(bool show = true) override;
+    virtual bool SetFont(const wxFont& font) override;
+    virtual bool SetForegroundColour(const wxColour& colour) override;
+    virtual bool SetBackgroundColour(const wxColour& colour) override;
+
+    virtual WXDWORD MSWGetStyle(long flags, WXDWORD *exstyle = nullptr) const override;
+
+protected:
+    // common part of all ctors
+    void Init();
+
+    // format an integer value as string
+    static wxString Format(int n) { return wxString::Format(wxT("%d"), n); }
+
+    // get the boundig box for the slider and possible labels
+    wxRect GetBoundingBox() const;
+
+    // Get the height and, if the pointers are non null, widths of both labels.
+    //
+    // Notice that the return value will be 0 if we don't have wxSL_LABELS
+    // style but we do fill widthMin and widthMax even if we don't have
+    // wxSL_MIN_MAX_LABELS style set so the caller should account for it.
+    int GetLabelsSize(int *widthMin = nullptr, int *widthMax = nullptr) const;
+
+
+    // overridden base class virtuals
+    virtual void DoGetPosition(int *x, int *y) const override;
+    virtual void DoGetSize(int *width, int *height) const override;
+    virtual void DoMoveWindow(int x, int y, int width, int height) override;
+    virtual wxSize DoGetBestSize() const override;
+
+    WXHBRUSH DoMSWControlColor(WXHDC pDC, wxColour colBg, WXHWND hWnd) override;
+
+    virtual void MSWUpdateFontOnDPIChange(const wxSize& newDPI) override;
+    virtual void MSWBeforeDPIChangedEvent(const wxDPIChangedEvent& event) override;
+
+
+    // the labels windows, if any
+    wxSubwindows  *m_labels;
+
+    // Last background brush we returned from DoMSWControlColor(), see there.
+    WXHBRUSH m_hBrushBg;
+
+    int           m_rangeMin;
+    int           m_rangeMax;
+    int           m_pageSize;
+    int           m_lineSize;
+    int           m_tickFreq;
+
+    // flag needed to detect whether we're getting THUMBRELEASE event because
+    // of dragging the thumb or scrolling the mouse wheel
+    bool m_isDragging;
+
+    // Platform-specific implementation of SetTickFreq
+    virtual void DoSetTickFreq(int freq) override;
+
+    wxDECLARE_DYNAMIC_CLASS_NO_COPY(wxSlider);
+};
+
+#endif // _WX_SLIDER_H_
+